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ICPMS daily performance check report, May 22, 2002

Machine-extracted title · confidence 98%

Daily instrument calibration and performance verification log for ICPMS equipment conducted on May 22, 2002.

NYC-WTC_000054157–000054373

Folder label: “ICPMS 5/22/02”

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NYC 9/11 Public Portal Document

WESTCHESTER COUNTY DEPT OF LABS AND RESEARCH Method 200.8 - Summary Report Sample ID: AE11425 Sample Date/Time: Wednesday, May 22, 2002 12:19:24 Sample Type: Spike - 1 Sample Description: Number of Replicates: 3 Method File: c:\winnt\profiles\lrd1\elandata\Method\_NEWN.mth Dataset File: c:\winnt\profiles\lrd1\elandata\Dataset\new york city\AE11425.317 Aliquot Volume (mL): Diluted To Volume (mL):

Concentration Results Analyte Mass Meas. Intens. Mean Meas. Intens. RSD Net Intens. Mean Cone. Mean Cone. RSD Sample Unit Be 9 16166.525 1.378 0.365 50.67794 2.39 ug/L Li 6 44335.641 1.558 44335.641 ug/L Se-1 45 336759.655 2.090 336759.655 ug/L Cr 52 344721.856 2.163 1.008 48.69823 0.37 ug/L Cr 53 41144.659 1.639 0.121 48.67035 1.02 ug/L Mn 55 863244.333 0.526 2.561 74.71497 1.69 ug/L Co 59 412070.165 1.314 1.224 49.29084 2.89 ug/L Ni 60 84426.406 0.740 0.251 48.40950 1.83 ug/L Cu 63 191603.918 1.380 0.569 50.02313 0.92 ug/L Cu 65 94586.190 1.462 0.281 50.19282 2.64 ug/L Zn 66 68486.062 1.641 0.867 52.34257 1.37 ug/L Zn 67 12056.779 2.058 0.152 51.76570 1.42 ug/L Zn 68 50150.805 1.536 0.635 51.22198 0.75 ug/L Ge 72 78334.208 1.477 78334.208 ug/L As 75 91826.769 1.810 1.035 51.35297 2.51 ug/L Se 77 9302.703 2.836 0.101 54.93528 4.41 ug/L Se 82 9579.874 1.761 0.122 56.04397 2.47 ug/L As-1 75 77557.558 1.020 77400.555 45.14829 1.02 ug/L Kr 83 4010.592 3.460 -631.641 ug/L Ag 107 377522.019 0.840 0.345 43.04073 0.66 ug/L Cd 111 111619.590 1.396 0.102 49.71808 0.99 ug/L Cd 114 258503.542 1.277 0.237 48.73651 0.43 ug/L In 115 1091826.122 1.445 1091826.122 ug/L Sb 121 376985.578 0.580 0.345 51.01330 1.58 ug/L Sb 123 290515.472 0.450 0.266 51.02630 1.06 ug/L Ba 135 141729.456 1.348 0.085 64.98645 0.98 ug/L Ba 137 247016.859 0.742 0.148 64.80481 1.22 ug/L Ho 165 1717292.618 1.023 0.024 ug/L Tb 159 1674037.579 1.706 1674037.579 ug/L Hg 201 5119.826 1.124 0.003 4.11503 0.85 ug/L Hg 202 11576.816 0.645 0.007 4.12447 2.36 ug/L TI 205 1239945.998 2.149 0.741 47.38831 3.68 ug/L Pb 208 1693708.925 0.981 1.011 47.67827 1.90 ug/L

Sample ID: AE11425 Report Date/Time: Wednesday, May 22, 2002 12:26:07 Page 1

NYC-WTC_000054284

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